24 April 2017
Call for international help with space debris
...is left to other means in which to ‘tidy-up’ this problem. The active removal or deorbiting of selected large defunct space objects was thus seen as key to reverse the debris increase. “The technology required for deorbiting is actively being ...
June 2018
Cosmic communications and the anthropology of outer space
... universe and would structure future searches for intelligence elsewhere. Unfortunately, the exotically shaped space object ‘Oumuamua that Breakthrough Listen helped monitor in December 2017 is unlikely to be an alien spacecraft. Another possibility...
April 2019
Cleaning up space
... and debris) 8100 tonnes of space objects in orbit. The number of debris objects estimated by statistical models to be in orbit is: 34,000 objects greater than 10 cm 900,000 objects from 1 cm to 10 cm 130 million objects from 1 mm to 1 cm. Even with...
April 2019
Is a military space force justified?
... a country’s own assets, and not a third party’s space object, as when China destroyed one of its own satellites in an...However, a dispute over the existence or operation of a space object or facility would not arise overnight and the nations involved ...
September 2021
Developing an in-orbit servicing and manufacturing economy
...spacecraft and may provide additional revenue streams to servicing providers. In-orbit inspection involves approaching a space object from a satellite already in orbit to observe, image and identify causes of failure or malfunction. Inspection covers...
April 2025
Space sustainability and the role of space situational awareness
... the knowledge, characterisation, tracking, and understanding of space hazards including collisions, fragmentations, space object re-entries into our atmosphere, space weather events, as well as near-Earth objects posing risk to Earth. SSA versus SDA...
